//
//  Person.h
//  03-响应式编程思想
//
//  Created by J on 16/2/18.
//  Copyright © 2016年 J. All rights reserved.
//

#import <Foundation/Foundation.h>

@interface Person : NSObject
{@public
    
    NSInteger _age;
    
}
@property(nonatomic,assign)NSInteger age;
@end
